Constituency | Seats | Electorate | Turnout | Party | Votes | Seats won |
Aargau | 13 | 92,716 | 79,494 | | Social Democratic Party | 342,179 | 4 |
| Conservative People's Party | 227,473 | 3 |
| Free Democratic Party | 189,783 | 3 |
| Party of Farmers, Traders and Independents | 144,306 | 2 |
| Ring of Independents | 64,706 | 1 |
| Evangelical People's Party | 22,046 | 0 |
Appenzell Ausserrhoden | 2 | 13,846 | 9,573 | | Free Democratic Party | 10,521 | 1 |
| Social Democratic Party | 6,908 | 1 |
Appenzell Innerrhoden | 1 | 3,693 | 1,382 | | Conservative People's Party | 1,021 | 1 |
Basel-Landschaft | 4 | 36,031 | 22,924 | | Social Democratic Party | 31,784 | 2 |
| Free Democratic Party | 20,306 | 1 |
| Conservative People's Party | 12,698 | 1 |
| Party of Farmers, Traders and Independents | 12,004 | 0 |
| Aktion Kanton Basel | 9,174 | 0 |
| Social-Political Group | 4,214 | 0 |
Basel-Stadt | 8 | 65,204 | 40,286 | | Social Democratic Party | 94,158 | 2 |
| Free Democratic Party | 55,383 | 2 |
| Ring of Independents | 42,400 | 1 |
| Conservative People's Party | 40,151 | 1 |
| Liberal Party | 39,650 | 1 |
| Swiss Party of Labour | 37,551 | 1 |
| Party of Farmers, Traders and Independents | 9,465 | 0 |
Bern | 33 | 251,860 | 175,839 | | Social Democratic Party | 2,139,790 | 13 |
| Party of Farmers, Traders and Independents | 1,926,450 | 11 |
| Free Democratic Party | 969,940 | 6 |
| Conservative People's Party | 380,782 | 2 |
| Ring of Independents | 276,477 | 1 |
Fribourg | 7 | 45,708 | 32,404 | | Conservative People's Party | 120,357 | 4 |
| Free Democratic Party | 44,577 | 1 |
| Party of Farmers, Traders and Independents | 33,511 | 1 |
| Social Democratic Party | 25,367 | 1 |
Geneva | 8 | 64,007 | 27,411 | | Free Democratic Party | 60,675 | 3 |
| Conservative People's Party | 39,689 | 2 |
| Swiss Party of Labour | 35,914 | 1 |
| Liberal Party | 34,672 | 1 |
| Social Democratic Party | 29,212 | 1 |
| Progressive Party | 15,603 | 0 |
| Federal Independent Union | 1,220 | 0 |
Glarus | 2 | Elected unopposed | | Social Democratic Party | | 1 |
| Free Democratic Party | | 1 |
Grisons | 6 | 37,310 | 28,582 | | Conservative People's Party | 68,933 | 3 |
| Social-Political Group | 49,521 | 2 |
| Free Democratic Party | 26,737 | 1 |
| Social Democratic Party | 22,211 | 0 |
Lucerne | 9 | 68,085 | 59,728 | | Conservative People's Party | 267,386 | 5 |
| Free Democratic Party | 199,663 | 3 |
| Social Democratic Party | 57,559 | 1 |
| Party of Farmers, Traders and Workers | 4,337 | 0 |
Neuchâtel | 5 | 41,554 | 23,645 | | Social Democratic Party | 49,081 | 2 |
| Free Democratic Party | 29,316 | 2 |
| Liberal Party | 24,855 | 1 |
| Swiss Party of Labour | 11,883 | 0 |
Nidwalden | 1 | 5,750 | 4,227 | | Conservative People's Party | 2,443 | 1 |
| Liberal Party | 1,575 | 0 |
Obwalden | 1 | 6,152 | 2,869 | | Conservative People's Party | 2,295 | 1 |
| Liberal Party | 460 | 0 |
Schaffhausen | 2 | Elected unopposed | | Free Democratic Party | | 1 |
| Social Democratic Party | | 1 |
Schwyz | 3 | 21,061 | 15,444 | | Free Democratic Party | 12,422 | 1 |
| Social Democratic Party | 11,914 | 1 |
| Conservative People's Party | 20,633 | 1 |
Solothurn | 7 | 54,322 | 46,091 | | Free Democratic Party | 137,160 | 3 |
| Social Democratic Party | 97,418 | 2 |
| Conservative People's Party | 81,351 | 2 |
St. Gallen | 13 | 87,287 | 68,900 | | Conservative People's Party | 396,220 | 6 |
| Free Democratic Party | 240,523 | 4 |
| Social Democratic Party | 161,816 | 2 |
| Ring of Independents | 64,881 | 1 |
Ticino | 7 | 49,672 | 34,434 | | Free Democratic Party | 100,801 | 3 |
| Conservative People's Party | 90,825 | 3 |
| Social Democratic Party | 44,902 | 1 |
Thurgau | 6 | 43,508 | 32,295 | | Social Democratic Party | 57,100 | 2 |
| Party of Farmers, Traders and Independents | 49,664 | 2 |
| Free Democratic Party | 35,040 | 1 |
| Conservative People's Party | 46,954 | 1 |
Uri | 1 | 8,406 | 4,674 | | Free Democratic Party | 3,617 | 1 |
Vaud | 16 | 116,409 | 58,557 | | Free Democratic Party | 290,599 | 6 |
| Social Democratic Party | 272,071 | 5 |
| Liberal Party | 118,818 | 2 |
| Swiss Party of Labour | 104,634 | 2 |
| Party of Farmers, Traders and Independents | 87,376 | 1 |
| Conservative People's Party | 46,062 | 0 |
Valais | 7 | 48,156 | 36,051 | | Conservative People's Party | 156,400 | 5 |
| Free Democratic Party | 48,833 | 1 |
| Social Democratic Party | 31,301 | 1 |
| Independent Social Movement | 13,441 | 0 |
Zug | 2 | 12,559 | 8,969 | | Conservative People's Party | 7,627 | 1 |
| Free Democratic Party | 5,558 | 1 |
| Social Democratic Party | 4,096 | 0 |
Zürich | 32 | 252,499 | 185,233 | | Social Democratic Party | 1,675,804 | 10 |
| Ring of Independents | 953,812 | 6 |
| Party of Farmers, Traders and Independents | 821,364 | 5 |
| Free Democratic Party | 771,305 | 4 |
| Conservative People's Party | 668,038 | 4 |
| Social-Political Group | 374,423 | 2 |
| Swiss Party of Labour | 160,419 | 0 |
| Evangelical People's Party | 284,414 | 0 |
| Liberal Socialist Party | 111,064 | 0 |
|
Source: Bundesblatt, 1 December 1955 |